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本帖最后由 zhutongshuai 于 2011-12-24 12:33 编辑 2 ^$ h$ F! s% P. f6 o9 f
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CTL-OP 109 Laboratory Procedure For Acceptance of Thermocouple Wire0 ~$ D* p2 ^) g6 U
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PROCEDURES
& o7 w& w+ \: Q, a, S, A0 [4.1 Thermocouples shall be prepared by staff trained in preparation of thermocouples.
- Y1 j: K+ ^8 v: x+ z0 Q4.2 Thermocouples are to be prepared as noted:3 E, S8 X/ g* `# a7 l( k+ W
4.2.1 Inner insulation stripped back approximately 1.5 mm from tip.
0 U4 f: l( ^: \) W5 P4 B5 s4.2.2 Outer insulation, if any, stripped back approximately 15 mm from tip.8 S1 q- i( U5 x5 k
4.2.3 The tip is to be joined by a single point weld. Other reliable and consistent methods of joining the thermocouple wires may be used upon prior acceptance of the CTL. $ w0 |- k8 J% w! }8 q2 A7 Z' Z
% k0 C) C; S i ~1 @( UNote – Dimensions given are typical, not required.' Y4 l: Y, o% M2 ~
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